1926.406(c): Electric welders—disconnecting means
Key takeaways
- 1926.406(c) is part of OSHA's construction standards (29 CFR Part 1926, Subpart K).
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What this rule covers
29 CFR 1926.406(c) ("Electric welders—disconnecting means") is one requirement inside 1926.406 Specific purpose equipment and installations, an OSHA construction standard (Part 1926, Subpart K). It includes 2 sub-paragraphs. The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(c) Electric welders—disconnecting means —
(1) Motor-generator, AC transformer, and DC rectifier arc welders. A disconnecting means shall be provided in the supply circuit for each motor-generator arc welder, and for each AC transformer and DC rectifier arc welder which is not equipped with a disconnect mounted as an integral part of the welder.
(2) Resistance welders. A switch or circuit breaker shall be provided by which each resistance welder and its control equipment can be isolated from the supply circuit. The ampere rating of this disconnecting means shall not be less than the supply conductor ampacity.
Source: eCFR, text current as of 2026-10-15. Read all of 1926.406.
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Sources
- 29 CFR 1926.406 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.